April 2026
Intermediate
491 pages
18h 4m
English
Content preview from Software Architecture and Design
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7.11 Command Query Responsibility Segregation Pattern
The command and query responsibility segregation (CORS) pattern separates read and write operations for a data store to increase the performance, scalability, and security of an application.
7.11.1 Problem and Motivation
The core of every application should consist of a business data model that is represented by classes or data types. The business rules and validations for the individual data objects should be implemented within this model.
Many applications use these models, for example, via ORM libraries, to define the database structure and in interfaces for saving or reading the data.
Object-Relational Mapping
Object-relational mapping (ORM) is a technique that enables you to manage ...
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